Finding the Fourth Proportional to 25,951,481.08, 38,929,546.67 and 7,507,136.38
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Solution
The fourth proportional to 25,951,481.08, 38,929,546.67 and 7,507,136.38 is: 11,261,377.15
Step by Step Solution
- Step 1: Write the proportion equation
25,951,481.08 : 38,929,546.67 = 7,507,136.38 : x - Step 2: Convert to fraction form
25,951,481.08/38,929,546.67 = 7,507,136.38/x - Step 3: Cross multiply
25,951,481.08x = 38,929,546.67 × 7,507,136.38 - Step 4: Simplify right side
25,951,481.08x = 292,249,416,063,264.88 - Step 5: Solve for x
x = 292,249,416,063,264.88/25,951,481.08 - Step 6: Final answer
x = 11,261,377.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.